Added personal finance tracker project

[Sneha-S-D]

The Personal Finance Tracker that helps users manage their income, expenses, and savings goals. It stores data in an SQLite3 database and generates visualizations like bar graphs and pie charts to show spending patterns. The tool features an easy-to-use command-line interface for adding transactions, viewing financial summaries, and setting savings targets. It’s designed to be a practical way to track personal finances and get insights into spending habits.